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From: Christophe Pettus <[email protected]>
To: Wizard Brony <[email protected]>
Cc: [email protected]
Subject: Re: CREATE DATABASE command concurrency
Date: Wed, 18 Sep 2024 07:21:06 -0700
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>



> On Sep 17, 2024, at 14:52, Wizard Brony <[email protected]> wrote:
> 
> What are the concurrency guarantees of the CREATE DATABASE command? For example, is the CREATE DATABASE command safe to be called concurrently such that one command succeeds and the other reliably fails without corruption?

The concern is that two different sessions issue a CREATE DATABASE command using the same name?  In that case, it can be relied upon that one will succeed (unless it fails for some other reason, like lacking permissions), and the other will receive an error that the database already exists.

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